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TIMKEN / Ts - tapered single

TIMKEN JM734449-90B03

Tapered roller bearings technical reference with manufacturer-sourced dimensions, characteristics and engineering resources.

Technical data available
Bore diameterd
170 mm
Outside diameterD
240 mm
WidthB
46 mm
Dynamic load ratingC
401 kN
Static load ratingC0
759 kN
Mass≈m
6.24 kg

Use this page as a technical reference. Verify the current manufacturer specification and the complete application requirements before selection.

Technical data

Product specifications

Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.

Core specifications11 parameters
Core specifications
ParameterSymbolValue
SeriesM734400
Variant / constructionTS - Tapered Single
Bore diameterd170 mm
Outside diameterD240 mm
WidthB46 mm
Basic dynamic load ratingC401 kN
Basic static load ratingC0759 kN
Mass≈m6.24 kg
Precision classABMA Class B
SealingOpen
CageSteel cage
Calculation Factors6 parameters
Calculation Factors
ParameterSymbolValue
K Factor1.34
Y1 Factor1.37
Y2 Factor0.00
Y0 Factor0.75
E Factor0.44
Cg Factor0.1164
Manufacturer Identity9 parameters
Manufacturer Identity
ParameterSymbolValue
BrandTimken
Material Number000000000190023417
World Assembly Part NumberJM734449_JM734410
Inner Ring Part NumberJM734449
Outer Ring Part NumberJM734410
Drawing NumberB-51313
Upc0013992409928
Official Source SystemCORE BP - DS DF
Official Last Run2026-08-23T20:02:47.667
Product Identity4 parameters
Product Identity
ParameterSymbolValue
Type DescriptionTS - Tapered Single
ConstructionSingle Row Tapered Roller Bearing Assembly | Imperial Series | 6.6929 in Bore | 9.4488 in OD | 1.8110 in Width | Open | Cylindrical Bore | Steel Cage | Precision ABMA Class B
Number Of Rows1
Tapered BoreN
Technical Data10 parameters
Technical Data
ParameterSymbolValue
Overall Width51.300 mm
Radial Rating104,000 N
Axial Rating77,900 N
Dynamic Rating C1401,000 N
Dynamic Rating C90104,000 N
Dynamic Axial Rating Ca9077,900 N
Dynamic Axial Rating Ca1300,000 N
Static Radial Rating C0759,000 N
Extended Dynamic Rating Ce0 N
Static Axial Rating C0A966,000 N

Technical documents & data sheet

This product page is a BearingScope catalogue reference, not a manufacturer-certified drawing. Preserve the full brand and designation when comparing files.

Record identity
TIMKEN JM734449-90B03
Document matching
Exact designation, assembly scope, revision and units must agree.

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